<HTML>
<BODY BGCOLOR="white">
<PRE>
<FONT color="green">001</FONT>    <a name="line.1"></a>
<FONT color="green">002</FONT>    /*<a name="line.2"></a>
<FONT color="green">003</FONT>     * Copyright (C) 2011 Archie L. Cobbs. All rights reserved.<a name="line.3"></a>
<FONT color="green">004</FONT>     *<a name="line.4"></a>
<FONT color="green">005</FONT>     * $Id: HostOrIP.html 4 2011-02-05 22:22:47Z archie.cobbs $<a name="line.5"></a>
<FONT color="green">006</FONT>     */<a name="line.6"></a>
<FONT color="green">007</FONT>    <a name="line.7"></a>
<FONT color="green">008</FONT>    package org.dellroad.stuff.validation;<a name="line.8"></a>
<FONT color="green">009</FONT>    <a name="line.9"></a>
<FONT color="green">010</FONT>    import java.lang.annotation.Documented;<a name="line.10"></a>
<FONT color="green">011</FONT>    import java.lang.annotation.ElementType;<a name="line.11"></a>
<FONT color="green">012</FONT>    import java.lang.annotation.Retention;<a name="line.12"></a>
<FONT color="green">013</FONT>    import java.lang.annotation.RetentionPolicy;<a name="line.13"></a>
<FONT color="green">014</FONT>    import java.lang.annotation.Target;<a name="line.14"></a>
<FONT color="green">015</FONT>    <a name="line.15"></a>
<FONT color="green">016</FONT>    import javax.validation.Constraint;<a name="line.16"></a>
<FONT color="green">017</FONT>    import javax.validation.Payload;<a name="line.17"></a>
<FONT color="green">018</FONT>    import javax.validation.ReportAsSingleViolation;<a name="line.18"></a>
<FONT color="green">019</FONT>    import javax.validation.constraints.Pattern;<a name="line.19"></a>
<FONT color="green">020</FONT>    <a name="line.20"></a>
<FONT color="green">021</FONT>    /**<a name="line.21"></a>
<FONT color="green">022</FONT>     * Validation constraint requiring a {@link String} to be either a valid fully-qualified DNS hostname<a name="line.22"></a>
<FONT color="green">023</FONT>     * or an IPv4 address.<a name="line.23"></a>
<FONT color="green">024</FONT>     */<a name="line.24"></a>
<FONT color="green">025</FONT>    @Documented<a name="line.25"></a>
<FONT color="green">026</FONT>    @Constraint(validatedBy = {})<a name="line.26"></a>
<FONT color="green">027</FONT>    @Target({ ElementType.METHOD, ElementType.FIELD, ElementType.ANNOTATION_TYPE })<a name="line.27"></a>
<FONT color="green">028</FONT>    @Retention(RetentionPolicy.RUNTIME)<a name="line.28"></a>
<FONT color="green">029</FONT>    @Pattern(regexp =<a name="line.29"></a>
<FONT color="green">030</FONT>        "^((([\\p{Alnum}]([-\\p{Alnum}]*[\\p{Alnum}])?)\\.)+([\\p{Alpha}]([-\\p{Alnum}]*[\\p{Alnum}])?))"<a name="line.30"></a>
<FONT color="green">031</FONT>      + "|("<a name="line.31"></a>
<FONT color="green">032</FONT>        + "([0-9]|[1-9][0-9]|1[0-9][0-9]|2[0-4][0-9]|25[0-5])" + "\\."<a name="line.32"></a>
<FONT color="green">033</FONT>        + "([0-9]|[1-9][0-9]|1[0-9][0-9]|2[0-4][0-9]|25[0-5])" + "\\."<a name="line.33"></a>
<FONT color="green">034</FONT>        + "([0-9]|[1-9][0-9]|1[0-9][0-9]|2[0-4][0-9]|25[0-5])" + "\\."<a name="line.34"></a>
<FONT color="green">035</FONT>        + "([0-9]|[1-9][0-9]|1[0-9][0-9]|2[0-4][0-9]|25[0-5])"<a name="line.35"></a>
<FONT color="green">036</FONT>      + ")$")<a name="line.36"></a>
<FONT color="green">037</FONT>    @ReportAsSingleViolation<a name="line.37"></a>
<FONT color="green">038</FONT>    public @interface HostOrIP {<a name="line.38"></a>
<FONT color="green">039</FONT>    <a name="line.39"></a>
<FONT color="green">040</FONT>        String message() default "Not a valid hostname or IPv4 address";<a name="line.40"></a>
<FONT color="green">041</FONT>    <a name="line.41"></a>
<FONT color="green">042</FONT>        Class&lt;?&gt;[] groups() default {};<a name="line.42"></a>
<FONT color="green">043</FONT>    <a name="line.43"></a>
<FONT color="green">044</FONT>        Class&lt;? extends Payload&gt;[] payload() default {};<a name="line.44"></a>
<FONT color="green">045</FONT>    }<a name="line.45"></a>
<FONT color="green">046</FONT>    <a name="line.46"></a>




























































</PRE>
</BODY>
</HTML>
